Nucleostratigraphy
核子地层学
🗣️ 情景例句
Because I don't want to be here.
因为我不想待在这 。
I'm not really sure about that. Mr. Jiang should know the answer to that.
关于那事我不敢确定，蒋先生应该知道答案。
You are kidding.
你开玩笑吧。